Added instruction to point all pull requests to develop branch

Also fixed small typo. :]

Author: usmonster

CONTRIBUTORS.md

@@ -1,7 +1,7 @@
 Welcome Contributor
 =
 
-Thank your very much for your time examining and potentially modifying the source code. I truly believe it is what makes this community so great. This plugin wouldn't have gained the notoriety it has, had I not opened up the original source and been quite unhappy with it.
+Thank you very much for your time examining and potentially modifying the source code. I truly believe it is what makes this community so great. This plugin wouldn't have gained the notoriety it has had I not opened up the original source and been quite unhappy with it.
 
 
 Requirements & Best Practices
@@ -12,5 +12,6 @@ Just a few guidelines before submitting issues and pull requests:
 - Ensure the code passes [JSHint](http://jshint.com) completely
 - Always strive to write code that meets [best practices](http://taitems.github.com/Front-End-Development-Guidelines/)
 - If you're attempting to solve a very unique bug, a test case is preferred
+- Please target all pull requests to the [develop](/../../tree/develop) branch
 
 And thanks once again!